Knowledge base for software setup, errors, and daily tool work.

Fix DNS Server Not Responding in Windows Search

When you search for network printers, shared folders, or other devices from the Windows Search ba...

How to Fix Chrome Not Downloading Files on Mac

You click a download link in Chrome on your Mac, and nothing happens—or the file starts but never...

How to Fix Windows Security Service Unavailable

When Windows Security shows "Service unavailable" or a red banner, your antivirus and firewall pr...

Windows Defender Log File Not Generating: How to Fix

If you rely on Windows Defender logs for security auditing or troubleshooting, a missing log file...

Fix Windows Terminal Permission Denied File Locked Error

Fix OBS Black Screen with No Source Detected

If you're seeing a black screen in OBS and the message 'No source detected,' you're not alone. Th...